{
  "manageEntity": {
    "action": "Repost",
    "entityId": "748030851",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xa8c9cd6811dfa40ffdbc6fbd11edaa2e378bc7f1b9365ea59efb7d30ecd57b24",
    "signature": "0xe5ef5e91eca700a8509c00a312bf0f1f609a5e52450cabb15d63816920a3ede706548e9d7c8376e33b452c89ca9f659d8ebae2c9bb8850c5ce2268edc1786daa1c",
    "signer": "0xDC5D8e6d43489811098d4d3D31fB7D6585c9Bb31",
    "userId": "735980234"
  }
}